Hudson River Community Sailing Fundraiser to support free after-school sailing classes for economically disadvantaged New York City teens, October 16th… Here's an unbeatable combo: Barbara Cook and Audra McDonald [Photo credit: Michael Wilson]. They're performing at Broadway Voices For Change, a benefit concert for America Votes on Sunday, October 19th at the Hirschfeld.

classical… We just heard the Toronto Symphony give a memorable performance of "The Year 1905" by Shostakovich and now the composer's Cello Concerto No. 1 will be performed at Le Poisson Rouge on October 15th, 8pm, by The Knights and cellist Jan Vogler. $20.

art… Collisions in pop culture get refracted through artist Eric Yahnker's appealing and unpredictable filter in an exhibit opening tomorrow night, 7pm, at Jack the Pelican Presents, 487 Driggs [N.9/N.10] Bklyn 718.782.0183. Details are here but note that one image may not be safe for work.

trivia night… On Tuesday, October 14th, 6:30-8pm, join in the NYC Trivia Night, hosted by The Bowery Boys, Greg Young and Tom Meyers, and organized by the Municipal Art Society. It takes place at Common Ground, 206 Ave. A [12th/13th]. Reservations recommended: 212.935.2075.

out of town… Swiss Air Lines is offering some relatively attractive RT fares to Europe this fall and winter, including $699 to Berlin, $735 to Geneva, $825 to Venice. Check out the full list here.

heads up… At Merkin Concert Hall on Monday, November 3rd. 8pm, hear the undersung composer/lyricist team of Maltby and Shire, joined by some ace Broadway singers, as they hit highlights from their songbook, including a preview of their upcoming show Take Flight.